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Error code reference
Amana Dryer Error Code GAS SUPPLY FAULT
High or low gas pressure condition detected by the HI/LO gas pressure switch, causing heat cycle to discontinue (gas dryers only).
SourceAmana Furnace - ADC AD-464 Service Manual PastProduction Industrial: SC-125-BHp. 23, 44
Diagnostic procedure
The full GAS SUPPLY FAULT procedure
Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.
MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Check gas supply pressure and HI/LO gas pressure switch. Verify gas pressure does not exceed 13" W.C. into the dryer.
SourceAmana Furnace - ADC AD-464 Service Manual PastProduction Industrial: SC-125-BHp. 23, 44
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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